Numbers 3:6-9

ABP_Strongs(i)
  6 G2983 Take G3588 the G5443 tribe G* of Levi! G2532 And G2476 you shall set G1473 them G1726 before G* Aaron G3588 the G2409 priest, G2532 and G3008 they shall officiate G1473 to him,
  7 G2532 and G5442 they shall guard G3588   G5438 his watches, G1473   G2532 and G3588 the G5438 watches G3588 of the G5207 sons G* of Israel G1725 before G3588 the G4633 tent G3588 of the G3142 testimony, G2038 to work G3588 the G2041 works G3588 of the G4633 tent.
  8 G2532 And G5442 they shall guard G3956 all G3588 the G4632 items G3588 of the G4633 tent G3588 of the G3142 testimony, G2532 and G3588 the G5438 watches G3588 of the G5207 sons G* of Israel, G2596 according to G3956 all G3588 the G2041 works G3588 of the G4633 tent.
  9 G2532 And G1325 you shall give G3588 the G* Levites G* to Aaron G3588   G80 your brother, G1473   G2532 and G3588 to G5207 his sons G1473   G3588 to the G2409 priests G1390 for a gift G1325 being given; G3778 these G1473 to me G1510.2.6 are G575 from G3588 the G5207 sons G* of Israel.